diff --git a/app/src/main/java/eu/faircode/email/ActivityAMP.java b/app/src/main/java/eu/faircode/email/ActivityAMP.java
index c2775c869d..82003d8a54 100644
--- a/app/src/main/java/eu/faircode/email/ActivityAMP.java
+++ b/app/src/main/java/eu/faircode/email/ActivityAMP.java
@@ -62,6 +62,7 @@ public class ActivityAMP extends ActivityBase {
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
 
+        getSupportActionBar().setDisplayHomeAsUpEnabled(true);
         getSupportActionBar().setIcon(R.drawable.twotone_bolt_24);
         getSupportActionBar().setSubtitle("AMP");
 
diff --git a/app/src/main/java/eu/faircode/email/ActivityDSN.java b/app/src/main/java/eu/faircode/email/ActivityDSN.java
index 676d2551a5..2403415eb2 100644
--- a/app/src/main/java/eu/faircode/email/ActivityDSN.java
+++ b/app/src/main/java/eu/faircode/email/ActivityDSN.java
@@ -47,6 +47,7 @@ public class ActivityDSN extends ActivityBase {
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
 
+        getSupportActionBar().setDisplayHomeAsUpEnabled(true);
         getSupportActionBar().setSubtitle("DSN");
         setContentView(R.layout.activity_dsn);
 
diff --git a/app/src/main/java/eu/faircode/email/ActivityEML.java b/app/src/main/java/eu/faircode/email/ActivityEML.java
index cfcd60be81..86381edabc 100644
--- a/app/src/main/java/eu/faircode/email/ActivityEML.java
+++ b/app/src/main/java/eu/faircode/email/ActivityEML.java
@@ -108,6 +108,7 @@ public class ActivityEML extends ActivityBase {
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
 
+        getSupportActionBar().setDisplayHomeAsUpEnabled(true);
         getSupportActionBar().setSubtitle("EML");
 
         View view = LayoutInflater.from(this).inflate(R.layout.activity_eml, null);
diff --git a/app/src/main/java/eu/faircode/email/ActivityError.java b/app/src/main/java/eu/faircode/email/ActivityError.java
index 1aca062413..799279b8e5 100644
--- a/app/src/main/java/eu/faircode/email/ActivityError.java
+++ b/app/src/main/java/eu/faircode/email/ActivityError.java
@@ -44,6 +44,7 @@ public class ActivityError extends ActivityBase {
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
 
+        getSupportActionBar().setDisplayHomeAsUpEnabled(true);
         getSupportActionBar().setSubtitle(getString(R.string.title_setup_error));
         setContentView(R.layout.activity_error);
 
diff --git a/app/src/main/java/eu/faircode/email/ActivitySignature.java b/app/src/main/java/eu/faircode/email/ActivitySignature.java
index afa488a080..a29783038b 100644
--- a/app/src/main/java/eu/faircode/email/ActivitySignature.java
+++ b/app/src/main/java/eu/faircode/email/ActivitySignature.java
@@ -78,6 +78,7 @@ public class ActivitySignature extends ActivityBase {
         SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(this);
         boolean monospaced = prefs.getBoolean("monospaced", false);
 
+        getSupportActionBar().setDisplayHomeAsUpEnabled(true);
         getSupportActionBar().setSubtitle(getString(R.string.title_edit_signature));
 
         LayoutInflater inflater = LayoutInflater.from(this);
diff --git a/app/src/main/java/eu/faircode/email/ActivityWidget.java b/app/src/main/java/eu/faircode/email/ActivityWidget.java
index 420bbf309e..1d7d9318ff 100644
--- a/app/src/main/java/eu/faircode/email/ActivityWidget.java
+++ b/app/src/main/java/eu/faircode/email/ActivityWidget.java
@@ -82,6 +82,7 @@ public class ActivityWidget extends ActivityBase {
         int background = prefs.getInt("widget." + appWidgetId + ".background", Color.TRANSPARENT);
         int layout = prefs.getInt("widget." + appWidgetId + ".layout", 1 /* new */);
 
+        getSupportActionBar().setDisplayHomeAsUpEnabled(true);
         getSupportActionBar().setSubtitle(R.string.title_widget_title_count);
         setContentView(R.layout.activity_widget);
 
diff --git a/app/src/main/java/eu/faircode/email/ActivityWidgetSync.java b/app/src/main/java/eu/faircode/email/ActivityWidgetSync.java
index 967a2e0ac7..c61516edb8 100644
--- a/app/src/main/java/eu/faircode/email/ActivityWidgetSync.java
+++ b/app/src/main/java/eu/faircode/email/ActivityWidgetSync.java
@@ -59,6 +59,7 @@ public class ActivityWidgetSync extends ActivityBase {
         boolean semi = prefs.getBoolean("widget." + appWidgetId + ".semi", true);
         int background = prefs.getInt("widget." + appWidgetId + ".background", Color.TRANSPARENT);
 
+        getSupportActionBar().setDisplayHomeAsUpEnabled(true);
         getSupportActionBar().setSubtitle(R.string.title_widget_title_sync);
         setContentView(R.layout.activity_widget_sync);
 
diff --git a/app/src/main/java/eu/faircode/email/ActivityWidgetUnified.java b/app/src/main/java/eu/faircode/email/ActivityWidgetUnified.java
index 95486e1340..fb5d971890 100644
--- a/app/src/main/java/eu/faircode/email/ActivityWidgetUnified.java
+++ b/app/src/main/java/eu/faircode/email/ActivityWidgetUnified.java
@@ -96,6 +96,7 @@ public class ActivityWidgetUnified extends ActivityBase {
         boolean refresh = prefs.getBoolean("widget." + appWidgetId + ".refresh", false);
         boolean compose = prefs.getBoolean("widget." + appWidgetId + ".compose", false);
 
+        getSupportActionBar().setDisplayHomeAsUpEnabled(true);
         getSupportActionBar().setSubtitle(R.string.title_widget_title_list);
         setContentView(R.layout.activity_widget_unified);